/*
 * Copyright The Kmesh Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package options

import (
	"os"
	"path/filepath"

	"github.com/spf13/cobra"
)

type cniConfig struct {
	CniMountNetEtcDIR  string
	CniConfigName      string
	CniConfigChained   bool
	ServiceAccountPath string
}

func (c *cniConfig) AttachFlags(cmd *cobra.Command) {
	cmd.PersistentFlags().StringVar(&c.CniMountNetEtcDIR, "cni-etc-path", "/etc/cni/net.d", "cni etc path")
	cmd.PersistentFlags().StringVar(&c.CniConfigName, "conflist-name", "", "cni conflist name")
	cmd.PersistentFlags().BoolVar(&c.CniConfigChained, "plugin-cni-chained", true, "kmesh cni plugins chained to another cni")
}

func (c *cniConfig) ParseConfig() error {
	var err error
	if c.CniMountNetEtcDIR, err = filepath.Abs(c.CniMountNetEtcDIR); err != nil {
		return err
	}

	if _, err = os.Stat(c.CniMountNetEtcDIR); err != nil {
		return err
	}

	c.ServiceAccountPath = "/var/run/secrets/kubernetes.io/serviceaccount"

	return nil
}
